2-26
F35 MULTIPLE FEEDER PROTECTION SYSTEM – INSTRUCTION MANUAL
SPECIFICATIONS
CHAPTER 2: PRODUCT DESCRIPTION
2
Conversion range:
–1 to + 20 mA DC
Accuracy:
±0.2% of full scale
Type:
Passive
RTD INPUTS
Types (3-wire):
100
Ω
Platinum, 100 and 120
Ω
Nickel, 10
Ω
Copper
Sensing current:
5 mA
Range:
–50 to +250°C
Accuracy:
±2°C
Isolation:
36 V pk-pk
IRIG-B INPUT
IRIG formats accepted:
B000…B007, B120…B127
IRIG control bits:
IEEE Std C37.118.1-2011
Amplitude modulation:
1 to 10 V pk-pk
DC shift:
TTL–Compatible
Input impedance:
50 k
Ω
Isolation:
2 kV
DIRECT INPUTS
Input points:
32
Remote devices:
16
Default states on loss of comms.:
On, Off, Latest/Off, Latest/On
Ring configuration:
Yes, No
Data rate:
64 or 128 kbps
CRC:
32-bit
CRC alarm:
Responding to:
Rate of messages failing the CRC
Monitoring message count:
10 to 10000 in steps of 1
Alarm threshold:
1 to 1000 in steps of 1
Unreturned message alarm:
Responding to:
Rate of unreturned messages in the ring configuration
Monitoring message count:
10 to 10000 in steps of 1
Alarm threshold:
1 to 1000 in steps of 1
TELEPROTECTION
Input points:
16
Remote devices:
3
Default states on loss of comms.:
On, Off, Latest/Off, Latest/On
Ring configuration:
No
Data rate:
64 or 128 kbps
CRC:
32-bit
2.5.6 Power supply
LOW RANGE
Nominal DC voltage:
24 to 48 V
Minimum DC voltage:
20 V
Maximum DC voltage:
75 V for SL power supply module
Voltage loss hold-up:
200 ms duration at maximum load
NOTE: Low range is DC only.
HIGH RANGE
Nominal DC voltage:
125 to 250 V
Minimum DC voltage:
88 V
Maximum DC voltage:
300 V
Nominal AC voltage:
100 to 240 V at 50/60 Hz
